// MonoHotDraw. Diagramming Framework
//
// Authors:
//	Mario Carrión <mario@monouml.org>
//
// Copyright (C) 2006, 2007, 2008, 2009 MonoUML Team (http://www.monouml.org)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System;
using System.Collections.Generic;
using MonoHotDraw.Figures;

namespace MonoHotDraw.Commands
{
	public class DuplicateCommand : FigureTransferCommand
	{	
		public DuplicateCommand (string name, IDrawingEditor editor) : base (name, editor)
		{
		}
		
		#region Public Members
		public override bool IsExecutable {
			get { return DrawingView.SelectionCount > 0; }
		}
		
		public override void Execute ()
		{
			base.Execute ();
			var figures = new FigureCollection (DrawingView.SelectionEnumerator).Clone ();
			UndoActivity = CreateUndoActivity ();
			UndoActivity.AffectedFigures = figures;
			DrawingView.ClearSelection ();
			
			UndoActivity.AffectedFigures = base.InsertFigures (UndoActivity.AffectedFigures, 10, 10);
		}
		#endregion
		
		#region Protected Members
		protected override IUndoActivity CreateUndoActivity ()
		{
			return new PasteCommand.PasteUndoActivity (DrawingView);
		}
		#endregion
	}
}